This aftermarket kit replaces the stock spur coupling on the TRAXXAS CRANIAC Monster Truck with an aluminium adapter and hardened 60T/14T steel gears. It is aimed at enthusiasts who need firmer gear alignment and improved durability for frequent high-load runs.
Fitting is straightforward for those with basic drivetrain experience: remove the existing spur assembly, mount the aluminium adapter to the gearbox or carrier, install the 60T spur and 14T pinion, then set mesh by adjusting motor height or using shims. Apply suitable threadlocker to metal fastenings and check bearing play before first use.
Note on performance: the aluminium adapter offers increased rigidity over plastic alternatives and the steel gears resist deformation under load, which helps maintain consistent tooth contact during extended sessions.
Select this upgrade for a stiffer spur mount and tougher steel gearing in TRAXXAS CRANIAC setups, and always verify gear mesh and fastener security after installation.
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